Nestled in the industrial heart of Safat, Kuwait, Nimish Metal has built a reputation for supplying high-grade materials that stand up to the region’s demanding conditions. We are proud to offer the Stainless Steel 446 Flat Bar, a premium alloy specifically chosen for its exceptional resilience. This material is an excellent choice for projects where extreme heat and corrosion are a major concern, providing a robust and long-lasting solution for our clients’ most challenging industrial and construction applications.
The strength of this flat bar comes from its unique composition, which includes a high chromium content. This gives it superior resistance to scaling at elevated temperatures, outperforming many other stainless grades. Mechanically, it offers excellent durability and toughness, maintaining its structural integrity even under severe thermal stress. These properties make it a reliable and high-performance material for specialized environments where failure is not an option.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A582, A276, A564, ASTM A484, 484M
Surface : hrap, hot rolled pickled or sand blasting finished, cold drawn, polished, hairline
Range : Range – 3.17mm to 350mm dia
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 446 | 0.2 | 23.00 | 1.5 | 0.50 | 0.040 | 0.030 | 0.75 |
| Element | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness (Brinell (HB) max) |
| SS 446 | Psi – 75,000 , MPa – 485 | Psi – 40,000 , MPa – 275 | 20 % | – |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 446 | 1.4762 | S44600 |
Stainless Steel 446 Flat Bar is primarily used in high-temperature and highly corrosive environments, such as industrial furnaces, heat exchangers, thermal oxidizers, and marine applications, due to its exceptional resistance to oxidation, scaling, and chloride stress corrosion.
Stainless Steel 446 Flat Bar contains approximately 23-27% chromium, 0.2% carbon, up to 1.5% manganese, 1.0% silicon, 0.04% sulfur, and trace amounts of nickel, phosphorus, and molybdenum, offering excellent oxidation and corrosion resistance in extreme environments.
Yes, Stainless Steel 446 Flat Bar is highly suitable for high-temperature applications due to its excellent oxidation resistance and ability to withstand temperatures up to 1100°C (2012°F), making it ideal for furnace components, heat exchangers, and thermal oxidizers.
You’ll find the Stainless Steel 446 Flat Bar playing a critical role in high-temperature environments. It’s extensively used in furnace parts, heat exchangers, and pyrolysis systems, where its ability to withstand oxidation is paramount. Beyond intense heat, its corrosion resistance makes it suitable for chemical processing equipment and various marine components. From supporting industrial infrastructure to specialized architectural elements requiring extreme durability, this flat bar provides a trusted foundation for building robust and enduring structures.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Nimish Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Safat, Kuwait
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